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Fixed CDCHost not clearing configured endpoints and resetting configured endpoints mask when a partially enumerated invalid CDC interface is skipped.

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This commit is contained in:
Dean Camera
2009-05-15 07:38:35 +00:00
parent 32f0f605ef
commit fabfdd454a
3 changed files with 14 additions and 4 deletions
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8
Demos/Device/RNDISEthernet/RNDISEthernet.c
View File

@@ -113,10 +113,6 @@ EVENT_HANDLER(USB_Disconnect)
EVENT_HANDLER(USB_ConfigurationChanged)
{
/* Setup CDC Notification, Rx and Tx Endpoints */
Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT,
ENDPOINT_DIR_IN, CDC_NOTIFICATION_EPSIZE,
ENDPOINT_BANK_SINGLE);
Endpoint_ConfigureEndpoint(CDC_TX_EPNUM, EP_TYPE_BULK,
ENDPOINT_DIR_IN, CDC_TXRX_EPSIZE,
ENDPOINT_BANK_SINGLE);
@@ -125,6 +121,10 @@ EVENT_HANDLER(USB_ConfigurationChanged)
ENDPOINT_DIR_OUT, CDC_TXRX_EPSIZE,
ENDPOINT_BANK_SINGLE);
Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT,
ENDPOINT_DIR_IN, CDC_NOTIFICATION_EPSIZE,
ENDPOINT_BANK_SINGLE);
/* Indicate USB connected and ready */
UpdateStatus(Status_USBReady);

8
Demos/Host/CDCHost/ConfigDescriptor.c
View File

@@ -95,6 +95,14 @@ uint8_t ProcessConfigurationDescriptor(void)
}
else
{
/* Clear the found endpoints mask, since any already processed endpoints aren't in the CDC interface we need */
FoundEndpoints = 0;
/* Disable any already configured endpoints from the invalid CDC interfaces */
Endpoint_DisableEndpoint(CDC_NOTIFICATIONPIPE);
Endpoint_DisableEndpoint(CDC_DATAPIPE_IN);
Endpoint_DisableEndpoint(CDC_DATAPIPE_OUT);
/* Get the next CDC control interface from the configuration descriptor (CDC class has two CDC interfaces) */
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, NextCDCControlInterface))
{